BMW M5 · E39 - 1995 - 2003

5.0 V8 400hp Stage 1 tuning

ECU remap / chiptuning file for the BMW M5 5.0 V8 400hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.

Power
400 hp 430 hp +30 hp
Torque
500 Nm 535 Nm +35 Nm

Engine specifications

Engine code
508S1
Fuel
Petrol
Displacement
4941 cc
Compression
11.0 : 1
Bore × Stroke
94.0 X 89.0 mm
ECU
Siemens/Continental MSS52